Table 5

Genes whose expression showed the greatest change following incubation of chondrocytes with elevated IL-1β alone: genes of known function whose expression was most affected by IL-1 alone

Genes whose RNA levels were reduced >80% relative to untreated control cultures

• A disintegrin and metaloproteinase domain 33
• c-fos-induced growth factor (vascular endothelial growth factor D)
Kruppel associated box zinc finger 1
• Smoothelin
• Actin alpha 1
• Collagen type II alpha 1, chain precursor
• Microfibril-associated glycoprotein precursor
Solute carrier family 39 (iron-regulated transporter), member 1
Aggrecan 1
Crystallin, alpha B
• Midline 1
• Sphingomyelin phosphodiesterase 3, neutral
• Ankyrin-like repeat protein
Distal-less homeobox
• Mitochondrial ribosomal protein L53
• Transforming growth factor, beta 2
• Annexin III (Lipocortin III)
• DVS27-related protein
Myocilin precursor
• Zinc finger protein SLUG (neutral crest transcription factor Slug)
Cadherin-8 precursor
• Dynein, cytoplasmic, intermediate chain 1
• NAD-dependent 15-hydroxyprostaglandin dehydrogenase

Calpain 6
• Enolase 3, beta
Osteomodulin (osteoadherin)

• Carbonic anhydrase 3
Four and a half LIM domains 1
• Palmdelphina

Cartilage link protein 1 a
• Heat shock protein HSP 90 betaa
• Phosphoribosyl pyrophosphate synthestase 2

• Caveolin 3
Insulin-like growth factor binding protein 4 precursor
• Programmed cell death protein 7


Genes whose RNA levels were increased more than fivefold relative to untreated controls

Adaptor protein with pleckstrin homology and src homology 2 domains
Cyclooxygenase-2
Keratin, type II cryosqueletal 8
Plasminogen activator, urokinase receptor
Adenosine A2B receptor
Cytochrome P450, family 26, subfamily b, polypeptide 1
Lactose operon repressor
Prostaglandin E synthase a
Adenosine monophosphate deaminase 3
Cytochrome P450, subfamily 7B, polypeptide 1a
Laminin beta-2 chain precursor
Purigenic receptor P2Y, G-protein coupled 2
Aldose reductase-like protein
Cytokine-induced neutrophil chemoattractant-2a
MAP-kinase phosphatase (cpg21)
RAB27B, member RAS oncogene family
Apoptotic death agonist BID
EGL nine homolog 3 (C. elegans)
Matrix metalloproteinase 3
Rat VL30 element a
Arginosuccinate synthetase
Endothelial cell-specific molecule 1
Matrix metalloproteinase 9a
Receptor-interacting serine-threonine kinase 2
ATP-binding cassette, sub-family G (WHITE), member 1
Epiregulin precursor
Matrix metalloproteinase 10
RelB
BCL2-related protein A1
Fatty acid binding protein 4
Matrix metalloproteinase 12
Retinol-binding protein 1
Beta-nerve growth factor
F-box protein Fbx5
• Matrix metalloproteinase 13
• Ring finger protein 28
Bloom's syndrome protein homolog (mBLM)
Fibroblast growth factor 9
Mesothelin
Schlafen 4
Bone morphogenetic protein 2a
Follistatin
Microtubule-associated protein
Small inducible cytokine A2
Bone morphogenetic protein 6a
Fos-like antigen 1
6 a
Smhs1 protein
Bone morphogenetic protein 7
Gardner-Rasheed feline sarcoma viral (Fgr) oncogen homolog
Mitochondrial solute carrier protein
Solute carrier family 1, member 1
Brain-specific angiogenesis inhibitor 1-associated protein 2
GATA-binding protein 2
Myotubularin related protein 7
Solute carrier family 1, member 3
CCL3 (Mip-1a)
Gro
NADH-ubiquinone oxidoreductase MLRQ subunit
Solute carrier family 7 (cationic amino acid transporter, y+ system), member 1
CCL5 (RANTES)
Growth arrest specific 7
Neurofilament, heavy polypeptide
Solute carrier family 11, member 2
CCL7 (MCP-3)
GTP cyclohydrolase 1
Neuron specific protein PEP-19 (Purkinje cell protein 4)
Solute carrier family 20 (phosphate transporter), member 1
CD44 antigen
High mobility group AT-hook 1
Neuropeptide Y
Superoxide dismutase 2
Chemokine receptor (LCR1)a
IκB-α
Neurospin precursor
T-cell death associated gene
Cholesterol 15-hydroxylase
IκB-β (nuclear factor kappa B p105 subunit)
Nitric oxide synthase 2
Testis-specific protein Bs13
Claudin-3
Inhibin beta-A
Organic cation transporter OCTN1
Tissue factor pathway inhibitor 2
Colony stimulating factor 2 (granulocyte-macrophage)
Inhibitor of apoptosis protein 1
Parvalbumin
Tissue-type transglutaminase
Colony stimulating factor 3
Insulin-like growth factor-binding protein 5
Phosphodiesterase 4B, cAMP-specific (dunce (Drosophila) homolog phosphodiesterase E4)
Toll-like receptor 2
Complement factor B precursor (C3/C5 convertase)
Interleukin 1 alpha
Phospholipase A2, group 5
Tumor necrosis factor alpha-induced protein 2a
CXCL1 (GROa)
Interleukin 1 beta
Phospholipase A2, group IIA (platelets, synovial fluid)
Tumor necrosis factor receptor superfamily member 5 precursor
CXCL2 (GROb)
Interleukin 6 (interferon, beta 2)
Phospholipid scramblase 1
Tumor necrosis factor receptor superfamily member 9 precursor
CXCL5 (LIX)
Interleukin 23, alpha subunit p19
Plasminogen activator inhibitor 2 type A
Uridine phosphorylase
CXCL10 (IP-10)
• Interleukin 13 receptor, alpha 2
Plasminogen activator, tissue


aRepresents multiple probe sets. Bold circles indicate genes for which the IL-1-mediated effects on transcription were not inhibited by exogenous glucosamine (see text).

Gouze et al. Arthritis Research & Therapy 2006 8:R173   doi:10.1186/ar2082